Handle of a knife



FIG. 1 is a view of a surface decoration for a side of a handle of a knife according to an embodiment of the present invention. An alternative embodiment of the present invention is a substantial mirror image of FIG. 1. The broken lines shown in FIG. 1 are for illustrative purposes and form no part of the claimed design. 

The ornamental design for a handle of a knife, as shown and described. 